Double-ended gas-engine.



O. HARDY.

DOUBLE ENDED GAS ENGINE.

APPLIUATION FILED JULY 2s, 1912.

Patented July 15, 1913 M@ WM ATTORNEY '5 @YW lill'lm ai' La el. LA Lil hanmail.

To l/ fur/wm, may erinnern:

lie it known that` il,A Umm' Hmm', af (atmen ol" the l'nlleil hltateu, and

of ha'r'lnonrl. muuuy of l'izulrra, and lwlale ol California. have invenlesl reraiu new anil useful impl-orenwill?. ln llouhlelinlerl lias-lngiin-fs, ol1 whirh [he fullmvingi' is a specifi Hation. i

Vlhe, invention` reiales lo in'nfirorenu'nl.y 'in (louhle. ended internal eonihluslion enrfirnin o1" the lj'v'pe in which one charge. ar'iuale.-` holh pistons. i

'-.lhe object of lhe inrenlion ie' lo prorifle i, perfeetly balanced (,louhle ended murine.

il. furlher )l) 'ee; of the invenimi is lo provide an hnprered means for taking ull The power from lhe engine.

Another object oil the inveniun is io provide. an inu'iroverl i'iieans of operating' the inlet and exhausl valves or' the engine.

The invention possesaefs olher adware l'ageouS fealures, which, with the 'foregoing'. will he set forth al: length in lhe following' deseripiion, where li shall outline in lull iluil form of the inrenlion seleeerl 'For iluslralion in the aeeonu'ianying (lrawingf-i, inl

which Figure l is a side eleration olf the eng-ine` parta' thereof heilig' broken away Le ilif-rluse he. lnlerior. Figi. l n; an end elevatnun parl; of the ease heine' renioxf'ed. hief. n; a vrees seelion faken lnougl'l'i the eeiner ol' the en Ig `:gine rafting'. Aallowing the neans for .oper-- :lling the alvre'. Fig'. vl is a rross ser'liun of the i'alrefe.

'lfhe engine ronnie@ nl a. suilahle liranul or hof'ly rest upon lhe engine linee or lsupporti. yl`hia holly 2 inf'llule@ the e'rlinlrr l in whir'h ihn pistons .1T-G are arraiureil Lu nuire in oppowileflireriions. The pi lona are eonnerlerlhy means oi' the ronueelinn rolle l lo the rranlpini# 8 arrangell heiwren lhe llv heels il which are serureil 'lo the shaft 12W-ii) hear y ingein the body al the qiposile enfle. The fly wheels ll are inelosul in the hody :2 into which introduced a quantity o oil so that the engine may he properly lulnfif'ated.

The shafts' l2 and 153 whirh project from fhe Casing; are pro'vileil on each end with spiral gjearfjI 'lll which mesh with similar gears l5 on the loxui'il'uclimil Shafts lli-17 arranged on opposite .sjiclego the engine. 'whirh Shaft@ hear in the lugs 18 forrneri on the ciwirig. rIhe shal'l's i2 and. 13 are therea reaillenl' having' lega or :slaniarils il whirh hy 'positively eonl'ieetell together .so limi ihe pistons 5 aiul lf more Sj'nrhrfnnunir 'ilhr pistone4 are arranged no lha( .hur trawl in opposite ilirelfiunu ein'ulllaueuuslj. lnlrrli.' ...=.ll .v'iu;' hull) pinlonu lo he lri\'n hy he explosion ol" une rhargre. The rzlmrge i in lrmlur'ml int'o ihn ryliiulrr lnlwrrn Lhe pieunn. anll is: rnnprrasefl hy he iwf; pisiunu Mering; inward each nher 'lirolu cuter enil' ol (he evlirnler. iirrangfefl i1 he ears-- ing; inlerniri'liale lhe pisons, ir :i :aiiahle ignition aleviee. hurl: as the sliarlir-plufg' l).

rl`he inleP :unl ourlet 'al\'e i?l-". are similarly arraiugmil inferinwliute l'he. plenaire, and are pre'le ahly arranged in a rennuahle hlm-li 22. so that averse maf.' he reallilv 'nul thereto for ('l'aning` :unl repairing'. The c vlinde uml lhe hlurl 23E are suilahly waler jarlieeil *go -prereul' oVer-heatimgj. The .falvee: 21M-2?, are helfl au their Beale' h): means ol" aprinejnl Ell. engaging .he ralre mais; 'Q5-m26. The valve ruil@y are earh afualeil lily lrrerz '12T pi'mlefi lo lhe 'l'ranie ol" the engine. The lerers 2T are in iurn operaerl hy ihe l rains QQ on the ,shalt lli. The spiral gears; I; l- :unl 'l5 arr ilesiffnril :unl prfu'iorliunerl S0 i hal lhe eli-all lll imnplrles; one revululion lfm.' wf; revoluonn` of lhe shall# 1243. 'lhe rauw un ,ha'l lll are :nl iua'ell Se lhal i the inlet ansi exhauwi ralwu are npr-neil al [he proper linie lo prmlure ellirien operafion olt the ei ne. i

The spiral Uv" irs; '-lmul iii :unl l'he .hafls N3 are lnaf'le ,'ullirien' Sirene/lh ihal other Lhan .sei-ring' as; inning means for lhe two pi lons. hey rauuuiil the "mwer lroin eaeh rml oli lhe engii'iev .X1-ranged iranerfirsely of Vlhe ('nejinc-i. and l'a-low the @hails lli :unl i7, in a, shall, 231. provirlerl with a pullef.r 23:2, or o'her suitable driving elenlenl', frein 1 which he power of the engine is 'Laken oil". The. Snail 3l is provided :uljaeent to ils opposite enrls \\'il'h.-spiral gearfs 3i) which mesh with Similar Si' arranged on each o'i'" ther longitudinal .uhall'ts lli. The power in each piston, whifh islhe Same for both pisi i l 'lo more synchronously al all xne. '.lhe

tons, taken oil evenly 'from rwjiposilie sides longitudinal shafts, a transversely arranged shaft, Aand spiral gears on said transverse shaft meshing with said third spiral gears.

y 2. In a double ended internal combustion engine, a oyli der, ltwopistons arranged in said cylinder adapted to move in opposite directions, shafts towhich said pistons are connected, spii-a'lgrears on said shafts, a lon gitudinally disposed sliatt, spiral gears onv said shaft engaging with said first mentioned gears, inlet and outlet valves in said cylinder, 'and cams on said longitudinal shaft operatively,connected with said valves.

In testimony whereof, I have hereunto set my hand at Raymond, this 18}h day of July, 1912.

ORLEN HARDY.

In presence of- GEO. IV. HARRISON, FRANCIS J. MELLO. 

